/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.attribute;

import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlProperty;
import com.fasterxml.jackson.dataformat.xml.annotation.JacksonXmlRootElement;
import java.io.Serializable;
import java.util.Objects;
import org.hisp.dhis.common.DxfNamespaces;
import org.hisp.dhis.common.EmbeddedObject;
import org.hisp.dhis.schema.PropertyType;
import org.hisp.dhis.schema.annotation.Property;

/**
 * @author Morten Olav Hansen <mortenoh@gmail.com>
 */
@JacksonXmlRootElement(localName = "attributeValues", namespace = DxfNamespaces.DXF_2_0)
public class AttributeValue implements Serializable, EmbeddedObject {

  private Attribute attribute;
  private String value;

  public AttributeValue() {}

  public AttributeValue(String value) {
    this();
    this.value = value;
  }

  public AttributeValue(String value, Attribute attribute) {
    this.value = value;
    this.attribute = attribute;
  }

  public AttributeValue(Attribute attribute, String value) {
    this.value = value;
    this.attribute = attribute;
  }

  @Override
  public boolean equals(Object object) {
    if (this == object) {
      return true;
    }

    if (object == null || getClass() != object.getClass()) {
      return false;
    }

    AttributeValue that = (AttributeValue) object;

    if (!Objects.equals(attribute, that.attribute)) {
      return false;
    }

    if (!Objects.equals(value, that.value)) {
      return false;
    }

    return true;
  }

  @Override
  public int hashCode() {
    int result = 7;
    result = 31 * result + (attribute != null ? attribute.hashCode() : 0);
    result = 31 * result + (value != null ? value.hashCode() : 0);
    return result;
  }

  @Override
  public String toString() {
    return "AttributeValue{"
        + "class="
        + getClass()
        + ", value='"
        + value
        + '\''
        + ", attribute='"
        + attribute
        + '\''
        + '}';
  }

  @JsonProperty
  @JacksonXmlProperty
  @Property(required = Property.Value.TRUE)
  public String getValue() {
    return value;
  }

  public void setValue(String value) {
    this.value = value;
  }

  @JsonProperty
  @Property(value = PropertyType.REFERENCE, required = Property.Value.TRUE)
  public Attribute getAttribute() {
    return attribute;
  }

  public void setAttribute(Attribute attribute) {
    this.attribute = attribute;
  }
}
